Home / 9,186,684.05-12,677,669.64-5,057,130.51

Finding the Fourth Proportional to 9,186,684.05, 12,677,669.64 and 5,057,130.51

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Solution

The fourth proportional to 9,186,684.05, 12,677,669.64 and 5,057,130.51 is: 6,978,865.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186,684.05 : 12,677,669.64 = 5,057,130.51 : x
  2. Step 2: Convert to fraction form
    9,186,684.05/12,677,669.64 = 5,057,130.51/x
  3. Step 3: Cross multiply
    9,186,684.05x = 12,677,669.64 × 5,057,130.51
  4. Step 4: Simplify right side
    9,186,684.05x = 64,112,629,932,144.72
  5. Step 5: Solve for x
    x = 64,112,629,932,144.72/9,186,684.05
  6. Step 6: Final answer
    x = 6,978,865.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.